New Guinea campaign
New Guinea Campaign Part of the Pacific Theater of World War II Australian forces attack Japanese positions near Buna Date 23 January 1942 – August 1945 Location New Guinea Result Allied victory Belligerents Australia New Guinea United States United Kingdom Netherlands Imperial Japan Commanders and leaders Australian Military Forces: Thomas Blamey Sydney Rowell Edmund Herring Iven Mackay Leslie Morshead Stanley Savige Frank Berryman U.S. Army: Douglas MacArthur George Kenney Robert Eichelberger U.S. Navy: Arthur Carpender Daniel Barbey I.J. Army: Harukichi Hyakutake Hitoshi Imamura Hatazō Adachi Tomitarō Horii † Heisuke Abe † [2] I.J. Navy: Isoroku Yamamoto Jisaburo Ozawa Jinichi Kusaka Masatomi Kimura Strength 350,000 [3] Casualties and losses 42,000 total [4] 12,291 (4,684 killed) [5] 127,600 (mostly from